Salusbury, Thomas
,
Mathematical collections and translations (Tome I)
,
1667
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under ſmall bulk contain much matter, ſhould have narrower
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ces aſſigned them, leaving the more ſpacious to the more rarified)
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and there being dead of hunger, and reſolved into Earth, would
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form a new little Globe, with that little water, which at that time
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was among the clouds. </
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<
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>It might be alſo, that thoſe matters as
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not beholding the light, would not perceive the Earths departure,
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but like blind things, would deſcend according to their uſual cuſtom
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to the centre, whither they would now go, if that globe did not
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hinder them. </
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<
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>And laſtly, that I may give this Philoſopher a leſs
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irreſolute anſwer, I do tell him, that I know as much of what
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would follow upon the annihilation of the Terreſtrial Globe, as
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he would have done that was to have followed in and about the
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ſame, before it was created. </
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>And becauſe I am certain he will
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ſay, that he would never have been able to have known any of
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all thoſe things which experience alone hath made him knowing
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in, he ought not to deny me pardon, and to excuſe me if I know
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not that which he knows, touching what would enſue upon the
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annihilation of the ſaid Globe: for that I want that experience
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which he hath. </
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<
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>Let us hear if he have any thing elſe to ſay.</
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>SIMP. </
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>There remains this figure, which repreſents the
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ſtrial Globe with a great cavity about its centre, full of air; and
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to ſhew that
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Graves
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move not downwards to unite with the
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reſtrial Globe, as
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Copernicus
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ſaith, he conſtituteth this ſtone in
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the centre; and demandeth, it being left at liberty, what it would
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do; and he placeth another in the ſpace of this great vacuum, and
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asketh the ſame queſtion. </
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<
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>Saying, as to the firſt:
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Lapis in centro
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conſtitutus, aut aſcendet ad terram in punctum aliquod, aut non. </
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<
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>Si
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ſecundum; falſum est, partes ob ſolam ſejunctionem à toto, ad
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lud moveri. </
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>Si primum; omnis ratio & experientia renititur,
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neque gravia in ſuœ gravitatis centro conquieſcent. </
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<
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>Item ſi
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ſpenſus lapis, liberatus decidat in centrum, ſeparabit ſe à toto,
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tra
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Copernicum
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: ſi pendeat, refragatur omnis experientia, cùm
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videamus integros fornices corruere.
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(Wherein he ſaith:) The
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ſtone placed in the centre, either aſcendeth to the Earth in ſome
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point, or no. </
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<
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>If the ſecond, it is falſe that the parts ſeparated
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from the whole, move unto it. </
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<
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>If the firſt; it contradicteth all
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reaſon and experience, nor doth the grave body reſt in the centre
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of its gravity. </
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<
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>And if the ſtone being ſuſpended in the air, be let
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go, do deſcend to the centre, it will ſeparate from its whole,
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trary to
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Copernicus:
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if it do hang in the air, it contradicteth all
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experience: ſince we ſee whole Vaults to fall down.</
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<
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>SALV. </
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<
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>I will anſwer, though with great diſadvantage to my
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ſelf, ſeeing I have to do with one who hath ſeen by experience,
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what theſe ſtones do in this great Cave: a thing, which for my
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part I have not ſeen; and will ſay, that things grave have an </
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